redirect output messages to stderr

1 files changed, 12 insertions, 0 deletions

diff --git a/src/fnet/main.c b/src/fnet/main.c
index f44760b5c..f746f9c7d 100644
--- a/src/fnet/main.c
+++ b/src/fnet/main.c
@@ -20,6 +20,18 @@
 #include "fnet.h"
 int arg_quiet = 0;
 
+void fmessage(char* fmt, ...) { // TODO: this function is duplicated in src/firejail/util.c
+        if (arg_quiet)
+                return;
+
+        va_list args;
+        va_start(args,fmt);
+        vfprintf(stderr, fmt, args);
+        va_end(args);
+        fflush(0);
+}
+
+
 static void usage(void) {
         printf("Usage:\n");
         printf("\tfnet create veth dev1 dev2 bridge child\n");